Comprehensive Guide to Web Technologies, Automation Platforms, and AI Systems

Vocabulary practice flashcards covering web development fundamentals, protocols, no-code automation platforms, AI models, vector search, RAG architectures, and autonomous agent orchestration.

API (Application Programming Interface)

Protocol allowing software systems to exchange data automatically.

JSON (JavaScript Object Notation)

Lightweight text format for structuring and transmitting key-value data.

HTTP (Hypertext Transfer Protocol)

Foundational network protocol for requesting/sending web resources.

Webhook

Real-time event listener that sends an automated HTTP POST payload when triggered.

REST (Representational State Transfer)

Architectural style for web APIs using standard methods like GET, POST, PUT, DELETE.

OAuth (Open Authorization)

Secure framework allowing third-party apps to access account data without sharing passwords.

MCP (Model Context Protocol)

Anthropic's open protocol for connecting AI models to tools, file systems, and servers securely.

JSONP (JSON with Padding)

Legacy method used to request data from a server residing in a different domain.

XML (Extensible Markup Language)

Configurable markup language used to format structured document data.

YAML (YAML Ain't Markup Language)

Human-readable data serialization language used for automation configuration files.

JavaScript

The primary scripting language used in code nodes across n8n, Make, and web browsers.

HTML (HyperText Markup Language)

Standard code used to structure and format web page elements.

CSS (Cascading Style Sheets)

Styling language used to control visual presentation, layout, and fonts of web pages.

DOM (Document Object Model)

Interface representing HTML documents as a tree structure for script manipulation.

JWT (JSON Web Token)

Compact, URL-safe token used for transmitting verified identity claims between parties.

CRUD (Create, Read, Update, Delete)

The four basic functions of persistent database storage.

Node

An individual processing block or integration step within an n8n canvas.

CSV (Comma-Separated Values)

Simple file format used to store tabular data line-by-line.

CORS (Cross-Origin Resource Sharing)

Browser security mechanism restricting resources requested from external domains.

SDK (Software Development Kit)

Set of pre-built tools, libraries, and docs for building on specific platforms.

API Key

Unique string identifier used to authenticate requests to external web services.

UUID (Universally Unique Identifier)

$128\text{-bit}$ label used to uniquely identify information in software databases.

UI (User Interface)

The visual and interactive layout human users manipulate to interact with apps.

UX (User Experience)

The end-to-end perception and ease of use experienced by an application user.

Regex (Regular Expression)

Sequence of characters that defines a search pattern for text matching and extraction.

SQL (Structured Query Language)

Standardized language used to query, filter, and manage relational databases.

Workflow

The primary blueprint of automated tasks in n8n or Zapier.

Scenario

The visual canvas and execution chain of modules in Make.com.

Zap

The term for an automated workflow constructed within Zapier.

Trigger

The initiating event—such as a webhook or schedule—that starts a workflow.

Action

The operation executed by a workflow node following a trigger event.

Module

The Make.com term for an individual functional step in a scenario.

Router

Logic tool used to split a workflow path into multiple conditional branches.

Iterator

Tool that converts an array of items into separate individual execution bundles.

Aggregator

Tool that combines multiple individual execution bundles back into a single array.

Payload

The core data transmission unit contained within an HTTP request or event trigger.

Bundle

The discrete operational data packet passed between modules in Make.com.

Filter

A condition gate that prevents data from proceeding unless specific criteria are met.

Loop

Control structure that repeats a series of automation steps over a set dataset.

Polling

Periodically checking an API endpoint at set intervals to detect new or updated data.

Cron

Time-based job scheduler used to execute automation runs at precise recurring times.

Error Handler

A sub-workflow route designed to handle workflow failures gracefully without stopping execution.

Retry Strategy

Automatic mechanism to re-attempt failed API calls before throwing an error.

Mapping

The process of dynamically connecting data fields from a previous node to a subsequent node.

Data Store

Internal key-value database built into platforms like Make.com to persist state between runs.

Operations

The unit measure consumed by platforms whenever a module or action executes.

Sandbox

Isolated testing environment used to run automations without affecting live production data.

Credential

Stored authentication tokens or passwords saved securely inside an automation platform.

Delay / Sleep

A pause node inserted into a workflow to respect API rate limits or wait for externally completed steps.

Webhook Responder

A node designed to send custom HTTP status codes and responses back to the webhook caller.

LLM (Large Language Model)

Machine learning model trained on vast text corpora to generate human-like text.

RAG (Retrieval-Augmented Generation)

Architecture that fetches custom data context to ground LLM responses.

Vector Database

Specialized database storing mathematical embeddings for fast semantic similarity search.

Embedding

Numerical vector array representing the contextual semantic meaning of text or media.

Chunking

The practice of breaking down long text files into smaller, indexable paragraphs for vector storage.

Context Window

The maximum token capacity an LLM can parse and generate in a single interaction.

Token

The atomic unit of text—roughly $4$ characters—processed by language models.

Prompt Engineering

The art of crafting system instructions to steer LLMs toward desired behaviors.

Function Calling

An LLM's ability to output structured JSON instructing an automation platform to run external tools.

Multimodal

AI models capable of simultaneously understanding and processing text, vision, audio, and code.

Zero-Shot

Asking an LLM to complete a task with no provided output examples.

Few-Shot

Providing an LLM with two or three concrete input-output examples inside the prompt.

System Prompt

Core background instructions defining the role, tone, and constraints of an AI model.

Temperature

Hyperparameter controlling the output randomness; $0$ for deterministic, $1$ for creative.

Top-P (Nucleus Sampling)

Alternative parameter to temperature controlling cumulative probability sampling of text generation.

Hallucination

When an AI model confidently generates inaccurate or fabricated facts.

Fine-Tuning

Further training a base model on specialized domain data to alter its innate behavior.

Reranking

A secondary evaluation pass using a specialized model to rank vector search results by true relevance.

Web Scraping

Automatically parsing unstructured HTML data from web pages into clean JSON datasets.

Semantic Search

Query technique matching the conceptual intent of a search query rather than exact keywords.

Agentic RAG

Advanced RAG where an AI agent dynamically decides when and how many times to retrieve knowledge.

Guardrails

Input/output filtering systems enforcing safety, privacy, and scope limits on AI outputs.

SLM (Small Language Model)

Compact, resource-efficient language models designed to run locally or fast on narrow tasks.

Metadata Filtering

Filtering vector database queries using structured fields like date or client ID before semantic search.

Chain of Thought (CoT)

Prompting technique urging models to break complex logic into explicit step-by-step reasoning.

Long-Term Memory

Storing past user interactions in a vector database or database to preserve history across dynamic sessions.

AI Agent

An autonomous LLM system equipped with planning, tools, and memory to accomplish goals independently.

Multi-Agent Orchestration

Coordinating multiple specialized AI agents working together in a pipeline to solve complex tasks.

Tool/Plugin

An API capability or function made available for an AI agent to execute real-world actions.

ReAct (Reasoning and Acting)

An agent framework alternating between explicit thought steps and real-world tool execution.

Planning Node

An agent module tasked with decomposing a complex user goal into sequential executable steps.

Human-in-the-Loop (HITL)

Inserting a manual human approval step into an automated agent workflow before critical operations.

Content Repurposing

Automation pipeline transforming $1$ content piece into multiple assets (articles, social posts, emails) using AI.

Lead Enrichment

An automated task querying APIs like Clearbit to add company size and role data to incoming contacts.

Headless Browser

A browser instance running without a visible user interface, used by agents to automate web browsing.

Browser Automation

Using tools like Playwright or Puppeteer inside code nodes to auto-click, log in, and extract web data.

Rate Limiting

Restricting the number of API requests sent within a timeframe to prevent system blocks.

OCR (Optical Character Recognition)

Extracting editable text from non-searchable image or PDF document sources.

CRM (Customer Relationship Management)

Database platforms like HubSpot or Salesforce integrated into automations to manage leads.

ERP (Enterprise Resource Planning)

Enterprise system managing inventory, accounting, and supply chain operations.

SaaS (Software as a Service)

Software applications delivered over the internet via recurring subscription models.

PaaS (Platform as a Service)

Cloud computing platform offering infrastructure for hosting workflow instances like self-hosted n8n.

IaaS (Infrastructure as a Service)

On-demand access to cloud computing resources like servers, storage, and networking.

SMTP (Simple Mail Transfer Protocol)

Standard network protocol used for sending outbound emails in workflows.

IMAP (Internet Message Access Protocol)

Standard protocol used by email trigger nodes to retrieve inbound email messages.

Serverless / FaaS (Function as a Service)

Executing small automation scripts without maintaining dedicated server instances.

IP Whitelisting

Restricting API access strictly to designated static IP addresses for enhanced security.

Backpressure

System control mechanism preventing an automation pipeline from receiving more incoming data than it can process.

Telemetry

Automated collection of execution metrics, log traces, and performance analytics across workflows.

Production Deployment

Transitioning tested workflow versions into a live state connected to production databases.